Shooto Okazaki won the 2004 Shooto rookie tournament in 2004 and then disappeared for 18 months before returning with back-to-back wins over Hiroyuki Tanaka and So Tazawa in front of his hometown Osaka crowd, earning his Class A Shooto license, and firmly planting himself in the minds of Shooto fans while intensifying the 132-pound class. On October 18, 2009 Okazaki won Shooto's vacant 132-pound Pacific Rim Championship in the main event of Shooto GIG Tokyo 3 at Shinjuku FACE by beating Hiromasa Ogikubo via second-round TKO. Okazaki won the Shooto 132-Pound World Championship at Shooto Tradition 2011 on April 29, 2011 at Tokyo Dome City Hall when he defeated
Shuichiro Katsumura by TKO (punches). On May 18, 2012 Okazaki made the first defence of his Shooto 132-Pound World Championship in a rematch with Ogikubo but was submitted in the third round.
ONE FC On April 10, 2013 it was announced that Okazaki had signed with
ONE Fighting Championship. He faced
Bibiano Fernandes for the Interim ONE FC Bantamweight Championship at ONE FC: 'Rise to Power' at the
SM Mall of Asia Arena in Manila on May 31. He lost the fight via unanimous decision. ==Championships and accomplishments==